$313 Cheap Flights from Houston (HOU) to Port of Spain (POS)

View $313 flight on Thu, Sep 4, 2025Opens in a new window

Popular airlines from Houston William Hobby Airport (HOU) to Piarco Intl. Airport (POS)

Cheap Flights from Houston to Port of Spain (HOU-POS)

Prices were available within the past 7 days and start at $313 for one-way flights and $608 for round trip, for the period specified. Prices and availability are subject to change. Additional terms apply.

American Airlines
Sun, Sep 7 - Sun, Sep 14
HOU
Houston
POS
Trinidad
$608 Roundtrip, found 1 day ago
$608
Roundtrip
found 1 day ago
Select American Airlines flight, departing Sun, Sep 7 from Houston to Trinidad, returning Sun, Sep 14, priced at $608 found 1 day ago

Find the cheapest month to fly from Houston (HOU) to Piarco (POS)

September is typically the cheapest month to fly

From $502 - $1,073 per traveler.

Graph displaying average flight prices per month

Alternative airports near Piarco

Prices were available within the past 7 days. Prices and availability are subject to change.

Select flight to Piarco Intl. POS. Cheapest option available. Flights from $764
POS
Piarco Intl.
Cheapest
Flights from $764
Flights from Houston (IAH) to Port of Spain (POS)
Origin airport
George Bush Intercontinental
Destination airport
Piarco Intl.
Airlines serving
American Airlines
Roundtrip price
$543
Distance
2562 mi

Houston to Port of Spain Flights

The cheapest times to fly from Houston to Port of Spain

On average, Thursday can be the cheapest time to fly, according to data from the Airlines Reporting Corporation (ARC), one of the world's biggest databases for global airline sales. The data reveals that you could save up to 16% by flying on a Thursday—the cheapest day to travel on average—instead of a Sunday—the most expensive. Some of the most affordable flights from Houston to Port of Spain are during the month of September. You can find some of the cheapest flights from Houston to Port of Spain with Expedia's search tool and vast selection of airlines.

 

The best time to book a flight from Houston to Port of Spain

Sunday is one of the best days to book for cheap flights from Houston to Port of Spain: Tickets reserved on a Sunday cost between 6% and 13% less than those reserved on a Friday, according to ARC data. The data also suggests booking early can also lead to cheaper airfares. You could save 24% by buying your tickets for domestic flights at least a month in advance and 10% by booking international flights 2 months in advance.

 

How to find cheap round-trip tickets from Houston to Port of Spain

Being flexible with your dates and using Expedia's Price Drop Protection and Price Tracking features are some of the best ways of finding a cheap ticket from Houston to Port of Spain in 2025. You can also book with separate airlines for your outbound and return journeys, from $313 one-way. Expedia also offers Price Drop Protection, so if the cost of your airfare goes down after booking, you'll receive a credit for the difference*. This is available for a small fee, and is free to One Key Gold and Platinum tier members.

 

Expedia's Price Tracking feature means you can stay on top of airfares without manually checking every day. It sends you automated price alerts for cheap Houston to Port of Spain flights and uses historical data to indicate when the best time to book is. Download Expedia's free app to activate this handy tool in a few easy taps.

 

You could also save big by booking one of Expedia's vacation packages. Bundling together your Houston to Port of Spain airfare with your accommodations and car rental is often cheaper than booking everything separately. There’s also One Key, Expedia's generous rewards program. Join for free and you could earn One Key cash on most bookings to save on future adventures.

 

*Terms apply.

 

Disclaimer: ARC The statistics are based on average round-trip ticket prices between January and August 2023. The percentages you see are averages.

 

Frequently asked questions

How much does a flight from William P. Hobby Airport (HOU) to Piarco Intl. Airport (POS) cost?
Discover the latest flight deals from HOU to POS by entering your preferred travel dates and searching on Expedia. Easily compare prices by departure date if you have flexibility with your schedule and use handy filters to explore prices for your preferred journey. As a member of One Key™, our free loyalty program, you can use Price Tracking to watch fares and receive notifications if prices go up or down.
What is the cheapest month to fly from HOU to POS?
The cheapest flights from HOU to POS are usually during off-peak season, when demand is lower. To save money, avoid flying during public holidays, school breaks and major local events.
Which airlines fly direct from William P. Hobby Airport (HOU) to Piarco Intl. Airport (POS)?
You can't catch a direct flight to Piarco Intl. Airport (POS) from Houston, TX (HOU-William P. Hobby). However, you can easily travel to Port of Spain without any layovers by taking off from George Bush Intercontinental Airport (IAH).
What is the cheapest airline that flies from HOU to POS?
Use the filter tool on Expedia to compare airlines and find the cheapest carrier that'll take you from HOU to POS. Sort your results by "Price (lowest to highest)" to snap up a great deal.
How many flights per day from William P. Hobby Airport (HOU) to Piarco Intl. Airport (POS)?
There are no daily nonstop flights departing from William P. Hobby Airport (HOU) to Piarco Intl. Airport (POS). But you can book flights with layovers. Filter your search on Expedia to include one or two stops, and you'll be soaring above the clouds before you know it.
What day of the week has the most flights from HOU to POS?
You'll typically find Tuesday the quietest day for flights, while Fridays are often the busiest.* However this can vary from season to season and during peak travel times or public holidays.*Busiest/quietest day to travel is based on Expedia flight demand through January to December 2024.
What is the best time to fly from William P. Hobby Airport (HOU) to Piarco Intl. Airport (POS)?
Book a flight from William P. Hobby Airport (HOU) to Piarco Intl. Airport (POS) that leaves before 3 PM to reduce the likelihood of delays. Departures after this hour have a 22% higher chance of being canceled, on average.**Most reliable time of the day and month to travel recommendation is based on January through August 2024 flight status data sourced from OAG's global flight data platform.
Is it cheaper to buy a plane ticket from William P. Hobby Airport (HOU) to Piarco Intl. Airport (POS) last-minute?
Last-minute fares from HOU to POS are generally more expensive. For the best rates, start searching for flights as soon as possible. That said, if you're flexible with your travel plans, you may find a cheap fare right before you leave.
Is it cheaper to book a HOU to POS flight and hotel package?
You'll typically save money by booking a HOU to POS flight and hotel package compared to booking separately. In fact, travelers could save hundreds of dollars by bundling with Expedia. And it's simple to manage everything in one place. After selecting your preferred flights and accommodations, you can add extras like tours, activities and car rentals.
Can I cancel or change the date of my flight from William P. Hobby Airport (HOU) to Piarco Intl. Airport (POS)?
If you reserved your HOU to POS flight within the last 24 hours, you may be able to modify or cancel it without fees. Depending on the airline and the type of ticket you purchased, additional charges may apply for changes after that time. Airline policies and contact information can be found in your itinerary or confirmation email. Or, go to our Customer Service portal for further details.

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*Available to One Key members.